test/compiler/5091921/Test6186134.java

/*
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
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 */

/**
 * @test
 * @bug 6186134
 * @summary Server virtual machine produces/exeutes incorrect code.
 *
 * @run main Test6186134 100000
 */
import java.util.ArrayList;

public class Test6186134 {

  int num = 0;

  public Test6186134(int n) {
    num = n;
  }

  public boolean more() {
    return num-- > 0;
  }

  public ArrayList test1() {
    ArrayList res = new ArrayList();
    int maxResults = Integer.MAX_VALUE;
    int n = 0;
    boolean more = more();
    while ((n++ < maxResults) && more) {
      res.add(new Object());
      more = more();
    }
    return res;
  }

  public static void main(String[] pars) {
    int n = Integer.parseInt(pars[0]);
    for (int i=0; i<n; i++) {
      Test6186134 t = new Test6186134(10);
      int size = t.test1().size();
      if (size != 10) {
        System.out.println("wrong size: " + size +", should be 10");
        System.exit(97);
      }
    }
    System.out.println("Passed");
  }
}